Rail for advertising/display unit



FIG. 1 is a right, top, rear perspective view of a rail for advertising/display unit in accordance with a first embodiment of my new design;

FIG. 2 is a right, bottom, front perspective view thereof;

FIG. 3 is a right side elevation view thereof; the left side view being a mirror image thereof;

FIG. 4 is a right, top, rear perspective view of a rail for advertising/display unit in accordance with a second embodiment of my new design;

FIG. 5 is a right, bottom, front perspective view thereof; and,

FIG. 6 is a right side elevation view thereof; the left side view being a mirror image thereof. 

The ornamental design for “rail for advertising/display unit,” as shown and described. 